/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.kylin.common.util;

import java.util.BitSet;

public class BitSets {
    public static BitSet valueOf(int[] indexes) {
        if (indexes == null || indexes.length == 0) {
            return new BitSet();
        }

        int maxIndex = Integer.MIN_VALUE;
        for (int index : indexes) {
            maxIndex = Math.max(maxIndex, index);
        }
        BitSet set = new BitSet(maxIndex);
        for (int index : indexes) {
            set.set(index);
        }
        return set;
    }
}
